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Forum FOH
Schematics
Klark Teknik Building
Walter Nash Road
Kidderminster
Worcestershire
DY11 7HJ
Tel: +44 (0) 1562 741515
Fax: +44 (0) 1562 745371
Email: [email protected]
Website: www.ddaconsoles.com
Forum FOH Schematics
Telex Communications (UK) Limited
In line with the company's policy of continual improvement, specifications and function maybe subject
to change without notice. This Operator Manual was correct at the time of writing. E&OE.
8
IC1A
3 R14 C48
MIC/LINE 1 C19
2
R6 TL072 75R 100/16 HIGH PASS
4 R102 470N
C4 R103 10K SW3 VR2 VR7
10K 220K R20 10KB R21 R24 R25 R28 R29 R32 10KA R33
10K
R16
R7 10P
LINE SW1 PHASE 1K5 1K5 10K 10K 10K 10K 1K2 1K2
R1 R8 15K 33P 1 33P
IC1B C17
JS1 1 TIP 5 C3 SW2 C11 1
IC2A IC2D
7 C7 C8 2 13
IC3B
2 15K 6 1K5 5 R18 C9 C10 1 14 C18 EQ
3 TL072 100/16 7 R22 3N3 R23 3 12 R34 470N R35
R2 R5 100N 100N 6
TL074 TL074
4 RING 10K 1 TL072 75R 100/16 4
VR1A
C2 R9 R12 R13 C6 47K 47K 47K C16 47K SW4
5 15K 2 R19 VR4A VR6A
R17 IC2B VR6B
1/4JACK 10K 6 4 1 4 1
VR4B 100KC 100KC
5K RD 30K 100KC
R4 33P 1K5 10K 10K 100/16 7 33P
3 C5 R15 5 3
6 3
6
IC2C
10K 9 R36 C20 SW SPDT
TL074
7K5 C13 8
C15
C1 R3 33P 5 100KC 2 5 2 10
33P 7K5 4 TL074 75R 100/16
IC3A 2N2 15N
2
1 R26 R27 R30 R31 R37
R11 R10 3 3K3 3K3 3K3 3K3 10K
75R 330R
TL072
8
VR3
+48V C12 C14 VR5
10KB
SW6 +48V 10KB
R89
4N7 33N
C44 470
2.2/63 SUJ2
V+ VR1B
R88 5K RD V+
R87
6 4
6K8 1% 6K8 1%
R96
R90 LK1 C36 10R D9
100K 100K 100K 100K 100K
5 TO SOLO LED
IN+
IN- R145 R146 R147 R148 R149
C39
18V
XLR2 1K5 D1 R97
47/63
12V 10R D10
R92 22R
22/25 C41 R107
10K
R104 1000U Q5 -13
SW5 R112 BC550 GRN
7
D2 1 100K D11
150K
T1 12V 3 8 C42 R106
R94 C38 6 Q4 -7
IC4
-20dB R100 24K 220P 2 5 BC550 GRN
MIC 2K2 100/16 100K D12
SSM2017
(OPT) D3 R98 R105
12V 10K Q3 0
4 C45
NTM1
BC550 GRN
2U2
C40 100K D13
R101 63V
R93
1 2 3 4 6 9 R108
330R
10K
D4 IC7 Q2
12V 22/25 R95 BA6144 BC550 GRN +10 SW8
10R 8 100K D14 R54
R91 LK2 C37 R109 10K
XLR3
Q1 +17
IN- GRP 1
7 5 BC550 RED R55
1K5 47/63 V- 100K 10K
C47
GRP 2
R114 V-LED 22U
R113
47K C46 25V
9K1
R99 2U2 V-
63V
SCREEN
V-
10R V- V- V- SW9
R56
10K
C43
GRP 3
R57
10N 10K
R45
GRP 4
43R
R48 R49
+17V +17V
R44 4K7 C24 3K3 SW10
22K R58
D8 10K
33P
1N4148
GRP 5
4 R59
R115 2 IC6A C25 10K
62R R42 1
GRP 6
D7 3
1N4148 TL072 100/16
10K 8
Q6 R50
BC560 1 VR8A 100K
10K SW11
R116 3 R60
10K
30K V+
IC5B
C21
220N GRP 7
5 NE5532 R41 C23 2 R61
7 R52 10K
ON 560K 6
GRP 8
-17V R38 75 220
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